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90A Hardwire Automatic Transfer Switch

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Catalog Item # 67211
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Description


TECHNOLOGY RESEARCH CORP 2453
Provides premium protection for your motorhome and enhanced features over other transfer switches on the market.
Total electrical protection for your RV. Protects your RV bumper to bumper from faulty park power. RVC communication allows instant display of voltage, current and fault conditions on an RVC compatible device.

Automatic Transfer Switch Features:

Transfers to generator power automatically when energized after 30 second delay. When both shore power and generator power are available, generator dominates after a 30 second delay. Once the generator is shut down, shore power activates after a 3-4 second delay.

  • 90A full rated contactor mounted on vibration isolators to ensure quiet operation.
  • Over/under voltage protection. Contactor opens outside of (<95V and >132V) range after 9-second delay. Instantaneous trip at voltages above 140V and below 70V.
  • Over/under frequency protection. Contactor opens outside of (54-70Hz) range after 30-second delay.
  • Source power connection integrity. Contactor will not close or will open in the event of an open source conductor or miswire. (L1, L2, Neutral and Ground.)
  • Brown/blackout protection 2 min 15 second delay is initiated after removal of power to ensure AC compressor head bleed off. Feature can be disabled on remote. (optional)
  • Measures and displays both L1 & L2 load current independently.

Surge Guard Features:

  • 4-mode protection, 3,350 Joules
  • Energy capacity - 130,000 Amps peak.
  • Fuse protected L1/L2 surge suppressers.
  • Plain text display (Replace Surge) of open fuses indicating a failed MOV or open surge connection.



Technical Specs


Tech Specs

Weight: 28 lbs.

Documents:

Manufacturer: Technology Research Corp

Mfg Part #: 41290-RVC-1

Tech Notes:

Electrical Rating: 120/240V, 90A

Surge Suppression (Joules): 3,500

Max Spike Current: 130,000A

Contactor Rating: 95A, FLA

Over/Under Voltage: Yes

Open Neutral Protection: Yes

Reverse Polarity Protection: Yes

Miswired Pedestal Indication: Yes

Ground Monitoring: Yes

Time Delay at Power Up: Yes

Remote Display: Optional

Amperage Measurement: Yes

Time delay at power up (2 Min.15 Sec): Yes

Source Power Connection Diagnostics: Yes

Generator Dominant: Yes

Mechanical Interlocking Contactors: Yes



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